Michigan Quaternary Geology

Also called "Glacial” or "Surficial Geology", this map shows glacial deposits present at the surface. Polygon features digitized from the following publications: Farrand, W.R., and Bell, D.L., 1982, Quaternary Geology of Northern Michigan: Michigan Department of Natural Resources, Michigan Geological Survey, Geological Publication QG-01, scale 1:500,000. Farrand, W.R., and Bell, D.L., 1982, Quaternary Geology of Southern Michigan: Michigan Department of Natural Resources, Michigan Geological Survey, Geological Publication QG-01, scale 1:500,000. For more information, visit Michigan.gov/EGLE/Maps-Data/GeoWebFace or contact [e-mail]. Field Name Field Descriptions OBJECTID ESRI ID Number TextCode String code corresponding to Label field. CODE Numeric Code corresponding to Label field. LABEL Description of polygon feature; Includes: categories layers is symbolized on.本地图又名"冰川（Glacial）"或"表层地质（Surficial Geology）"，用于展示地表出露的冰川沉积。其面状要素均源自以下出版物的数字化成果： 1. Farrand, W.R. 与 Bell, D.L.，1982年，《密歇根州北部第四纪地质（Quaternary Geology）》：密歇根州自然资源部、密歇根州地质调查局，地质出版物QG-01，比例尺1:500,000。 2. Farrand, W.R. 与 Bell, D.L.，1982年，《密歇根州南部第四纪地质（Quaternary Geology）》：密歇根州自然资源部、密歇根州地质调查局，地质出版物QG-01，比例尺1:500,000。 如需获取更多相关信息，请访问Michigan.gov/EGLE/Maps-Data/GeoWebFace，或致邮[e-mail]。 该数据集字段名称与对应说明如下： - OBJECTID：ESRI标识编号 - TextCode：与标签字段匹配的字符串编码 - CODE：与标签字段匹配的数值编码 - LABEL：面状要素的描述信息，涵盖符号化图层所使用的分类类别。